30731841

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 53673984

約数和(自身を除く): 22942143

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 127, 161, 167, 207, 381, 483, 501, 889, 1143, 1169, 1449, 1503, 2667, 2921, 3507, 3841, 8001, 8763, 10521, 11523, 20447, 21209, 26289, 26887, 34569, 61341, 63627, 80661, 148463, 184023, 190881, 241983, 445389, 487807, 1336167, 1463421, 3414649, 4390263, 10243947, 30731841]

約数ペア:

[(1, 30731841), (3, 10243947), (7, 4390263), (9, 3414649), (21, 1463421), (23, 1336167), (63, 487807), (69, 445389), (127, 241983), (161, 190881), (167, 184023), (207, 148463), (381, 80661), (483, 63627), (501, 61341), (889, 34569), (1143, 26887), (1169, 26289), (1449, 21209), (1503, 20447), (2667, 11523), (2921, 10521), (3507, 8763), (3841, 8001)]